iOS 9.9.11.4.1 (build 15G5072a) is an official Apple over-the-air update for the iPhone 8 Plus (GSM), released on 2018-06-18T17:05:36Z. The update package is 2.05 GB. This is a full OTA update that can be applied from any compatible base version. This update is no longer signed by Apple, meaning it can no longer be applied on-device through Settings.

Payload file: 93256b90bfebeae0c201d3d30c3d30635d371807.zip.